Jofra RTC-Series Reference Temperature Calibrator

Our most advanced and accurate portable temperature calibrator with the widest available temperature range. One of its great features is the patented DLC system for perfect temperature uniformity in the insert – even when calibrating large sensors or many sensors at a time.

The RTC Series also feature active dual- and triple-zone temperature control which provides excellent temperature homogeneity in the well.

RTC-156 / RTC-157 Data Sheet

RTC-158 / RTC-250 Data Sheet

RTC-159 Data Sheet

RTC-168 Data Sheet

RTC-187 Data Sheet

RTC-700 Data Sheet



• Temperature range from -100 to 700°C (-148 to 1292°F) with 7 models
• Accuracy to ± 0.04°C and Stability to ± 0.005°C
• Dry block and liquid bath / dry block combined
• Time saving fast cooling and heating times
• Contamination free calibration of clamp sensors
• “Plug and Play” intelligent reference sensors
• Easy-to-read color display with User-friendly navigation
• Lightweight and easy to carry
• Multi-hole insert kits
• JofraCal Calibration Software
• Inputs for Thermocouple Calibration